diff --git a/config/cspell-md.json b/config/cspell-md.json
index a00979bf8d..70a5cb1d33 100644
--- a/config/cspell-md.json
+++ b/config/cspell-md.json
@@ -2,6 +2,8 @@
   "language": "en-US",
   "ignoreRegExpList": ["/0x[0-9A-Fa-f]+/"],
   "words": [
+    "t8ntool",
+    "calldatasize",
     "Dencun",
     "Hardfork",
     "acolytec",
diff --git a/config/cspell-ts.json b/config/cspell-ts.json
index ad6c4d2ea8..79b934d298 100644
--- a/config/cspell-ts.json
+++ b/config/cspell-ts.json
@@ -12,6 +12,7 @@
     }
   ],
   "words": [
+    "t8ntool",
     "!Json",
     "!Rpc",
     "Hardfork",
diff --git a/packages/vm/test/t8n/stateTracker.ts b/packages/vm/test/t8n/stateTracker.ts
index eb62d51855..b999668ba5 100644
--- a/packages/vm/test/t8n/stateTracker.ts
+++ b/packages/vm/test/t8n/stateTracker.ts
@@ -13,7 +13,7 @@ import type { Account, Address, PrefixedHexString } from '@ethereumjs/util'
 
 export class StateTracker {
   private allocTracker: {
-    // TODO these are all PrefixexHexString
+    // TODO these are all PrefixedHexString
     [address: string]: {
       storage: string[]
     }